Deputy Commissioner | Chief of Staff David McGriff
David McGriff was named Chief of Staff in January 2015. McGriff will act as top advisor to Commissioner David W. Purkey and will oversee the day-to-day operations in the Department of Safety and Homeland Security. He will work closely with the assistant commissioners of the Administrative Division, Driver Services Division and Office of Homeland Security, as well as the colonel of the Tennessee Highway Patrol.
McGriff previously served as interim Deputy Commissioner for the department in early 2011 and as a consultant from July 2013 to March 2014.
McGriff joined the department after having spent six-plus years as the Director of the West Tennessee Drug Task Force (WTDTF), as well as the Chief Criminal Investigator for the Shelby County District Attorney’s Office. Prior to that, he was Deputy Director for the West TN Drug Task Force from 2001 to 2007. McGriff also worked as a task force supervisor for the Drug Enforcement Administration (DEA) and criminal investigator for the District Attorney General for the 30th Judicial District.
McGriff began his law enforcement career as a police officer for the Metropolitan Police Department of the District of Columbia in 1969. He joined the Memphis Police Department as an officer in 1974.
A 44-year veteran law enforcement official, McGriff is a graduate of the FBI National Academy and member of the FBI National Academy Association and Metropolitan Area Chiefs of Police Association.
McGriff also served in the United States Marine Corps.